Statistics

Question 1

P value of 0.05 means that the observation occurring by chance is 1:5, 1:10, 1:20?

Answer 1

1:20

Question 2

Should you accept or reject the null hypothesis if the P value is less less than 0.05

Answer 2

Reject the Null hypothesis

Question 3

Should you accept or reject the Null hypothesis if the P value is greater than 0.05

Answer 3

Accept or do not reject the null hypothesis

Question 4

AP value of less than 0.05 is clinically_______

Answer 4

Significant

Question 5

What type of chart should you use for the relative importance of a problem to help focus where you should start or to find the biggest problem maker leading to undesired outcomes

Answer 5

Pareto Chart

Question 6

What type of diagram helps team members visualize a problem or condition to find their root cause and allow them to truly diagnose the problem rather than focusing on symptoms

Answer 6

Fish bone diagram

Question 7

What type of diagram organizes a large number of ideas into their natural association or relationships such as through genius or species?

Answer 7

Affinity diagram

Question 8

What type of tool should you use to analyze for knowledge skills or practice gaps?

Answer 8

Gap analysis

Question 9

True or false run chart helps to identify processes that improve effectiveness

Answer 9

True

Question 10

What type of chart is a diagram of the steps in a process in their correct sequence?

Answer 10

Process flow chart

Question 11

__________ uses a panel of experts to answer a panel of questions in two or three rounds after each round the responses are summarized and reviewed

Answer 11

Delphi technique

Question 12

Experimental studies are prospective or retrospective?

Answer 12

They are always prospective

Question 13

One advantage of experimental studies is that it establishes association in cause if the host factors are strictly controlled

Answer 13

True

Question 14

True or false investigators cannot control how variables are manipulated in experimental studies

Answer 14

False

Question 15

True or false prospective studies are less expensive and take less time

Answer 15

False prospective studies always look ahead, but they also cost more money. Remember that I always want you to show them the money.

Question 16

What type of study is subjected to a recall because of the limited or tainted memories of the subjects?

Answer 16

Retrospective studies

Question 17

What type of study uses research or existing data that has already been recorded to learn about an incident that happened in the past

Answer 17

Retrospective study or case control study

Question 18

What are some of the advantages of retrospective study?

Answer 18

Relatively small number of subjects and is less costly

Question 19

Cross-sectional study, retrospective study, or case control study are useful for studying rare outcomes or outcomes that develop over a very long period of time?

Answer 19

Case control study

Question 20

Is a case control study retrospective or prospective

Answer 20

Retrospective

Question 21

Is it a cross-sectional study or case control study that is comparatively quick, inexpensive, and easy.

Answer 21

Case control study

Question 22

What type of study investigates outbreaks studies rare diseases or outcomes takes less time than other studies usually requires fewer subjects and is less expensive

Answer 22

Case control study

Question 23

What type of study follows groups of people over periods of time to understand how human health and environmental and social factors influence it they are also called longitudinal studies

Answer 23

Cohort studies

Question 24

Cohort studies or longitudinal studies that follow people overtime are, prospective studies, retrospective studies, or they can be either

Answer 24

They can be either retrospective or prospective studies

Question 25

What type of study would need to occur if an IP wanted to study the relationship between patients with a UTI who have a Foley Cath. They assess outcomes and potential risks.

Answer 25

Cross-sectional study

Question 26

Case control, study, cohort study, or cross-sectional study or observational studies that analyze data from a population at a single point in time

Answer 26

Cross-sectional studies

Question 27

What type of variable that is not the focus of the study yet affects the overall outcome? This type of variable was not accounted for, but yet affects the results of the study.

Answer 27

Confounding variable remember confounding or confusion

Question 28

Is it quantitative or qualitative research that is used to uncover trends in thoughts and opinions? This type of research is primarily exploratory research

Answer 28

Qualitative research

Question 29

True or false the best method to explain dispersion in surveillance is through ranges in standard deviation

Answer 29

True

Question 30

A distribution curve that has a SKU value of +3 will exhibit a normal belch shaped curve, a flattened curve, and a large tail to the right, or an enlarged tail to the left

Answer 30

Is large to the right indicating that there is more data than expected on the right or positive end of the distribution curve